        h2,
        p {
            margin: 0;
        }

        .box {
            margin: 30px auto;
            width: 300px;
        }

        #user,
        #message {
            box-sizing: border-box;
            width: 300px;
            border: 1px solid #000;
            padding: 10px;
            height: 100px;
            resize: none;
            display: block;
        }

        #user {
            padding: 0 10px;
            height: 30px;
            margin-bottom: 10px;
        }

        #btn {
            display: block;
            margin: 10px auto;
            width: 60%;
            height: 40px;
        }

        #list {
            border-top: 1px solid #000;
            padding: 10px 0 0;
            margin: 0;
            list-style: none;
        }

        #list li {
            position: relative;
            font: 14px/30px "宋体";
            border-bottom: 1px solid #000;
            padding: 0 15px;
            overflow: hidden;
        }

        .clos {
            position: absolute;
            right: 5px;
            top: 10px;
        }

        .clos2 {
            position: absolute;
            right: 5px;
            top: 30px;
        }

        /* .replay{
    position:absolute;
    right: 5px;
    top: 35px;
} */
        .mask {
            width: 100vw;
            height: 100vh;
            background: black;
            opacity: .3;
            position: absolute;
            left: 0;
            top: 0;
            display: none;
        }

        .comfirm {
            width: 200px;
            height: 120px;
            background: white;
            text-align: center;
            position: absolute;
            left: 50%;
            top: 30%;
            border-radius: 5px;
            transform: translate(-50%, -50%);
            overflow: hidden;
            display: none;

        }

        .comfirm button {
            /* position: absolute; */
            /* right: 10px; */
            float: right;
            margin-top: 20px;
            margin-right: 10px;
        }